• Light Rain 47°
    Dust & Dander Current Weather
    • Relative Humidity
      89%
    • Yesterday
      Temp
      43°
    • RealFeel
      40°
  • Today

    May 23

    Hi 57°

    Mostly cloudy with a shower

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Tomorrow

    May 24

    Hi 63°

    A brief shower or two

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Saturday

    May 25

    Hi 66°

    Partly sunny with a shower

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
Next
5/23 5/24 Now: 7:12am
AM 7-11
  • 7am Cloudy 46° 41%
  • 8am Mostly Cloudy 47° 34%
  • 9am Mostly Cloudy 48° 34%
  • 10am Mostly Cloudy 49° 37%
  • 11am Cloudy 50° 47%
PM 6-11
  • 6pm Showers 56° 51%
  • 7pm Cloudy 55° 43%
  • 8pm Rain 53° 51%
  • 9pm Cloudy 52° 47%
  • 10pm Cloudy 52° 47%
  • 11pm Rain 51° 51%
AM 12-5
  • 12am Cloudy 50° 47%
  • 1am Cloudy 49° 47%
  • 2am Rain 49° 51%
  • 3am Cloudy 48° 47%
  • 4am Cloudy 48° 47%
  • 5am Rain 48° 51%
Hourly Forecast >

Portland Pollen Levels - May 23

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

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Allergies Live Feed

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Smoke Alert: The Hidden Dangers of E-Cigarettes

May 20, 2013; 5:00 AM ET E-cigarette manufacturers claim the devices can help a person quit smoking but have those claims ever been proven?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps